Can Flowerhorn Live With Spike-Tailed Paradise Fish?

Flowerhorn and Spike-Tailed Paradise Fish are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 78–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.5.

Size ⚠ Use Caution

Significant size difference (12" vs 2.5"). Flowerhorn may bully or stress Spike-Tailed Paradise Fish.

Temperament ✗ Not Compatible

Flowerhorn (aggressive) is not compatible with Spike-Tailed Paradise Fish (peaceful). Aggression or stress is very likely.

Swim Level ⚠ Use Caution

Both fish occupy the middle level and Flowerhorn is territorial. Provide plenty of space and hiding spots.

Trait Conflict ✗ Not Compatible

Flowerhorn is a predator and may eat Spike-Tailed Paradise Fish.

Tank Requirements

Minimum tank size for this combination: 60 gallons

ParameterFlowerhornSpike-Tailed Paradise Fish
Temperature78–86°F68–82°F
pH6.5–7.56–7.5
Max Size12"2.5"
TemperamentAggressivePeaceful
Swim LevelMiddleMiddle
Min Tank55 gal10 gal

Check More Combinations

Use our compatibility checker to add more fish and plan your complete tank.